Home / 23,827.90-32,886.45-13,220.95

Finding the Fourth Proportional to 23,827.90, 32,886.45 and 13,220.95

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Solution

The fourth proportional to 23,827.90, 32,886.45 and 13,220.95 is: 18,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,827.90 : 32,886.45 = 13,220.95 : x
  2. Step 2: Convert to fraction form
    23,827.90/32,886.45 = 13,220.95/x
  3. Step 3: Cross multiply
    23,827.90x = 32,886.45 × 13,220.95
  4. Step 4: Simplify right side
    23,827.90x = 434,790,045.02
  5. Step 5: Solve for x
    x = 434,790,045.02/23,827.90
  6. Step 6: Final answer
    x = 18,247.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.